Содержание
- 2. EURO III vs EURO IV Developmental target for emission ① EURO-4 emission reduction potential compared with
- 3. SCV(Swirl Control Valve) λ sensor CPF Diff pressure & Temp sensor ACV(Air Control Valve) 2nd GEN
- 4. Comparative table ( EURO-III vs EURO-IV)
- 5. D-2.0L vs D-2.2L
- 6. Input / output (EURO-III and EURO-IV) APS 1, 2 Brake, clutch S/W CKPS & CMPS Boost
- 7. EURO-IV injection SOE (Start Of Energizing) ET (Energizing Time)
- 8. Burning procedure for diesel engine Flame depending on pilot injection or not Without pilot injection With
- 9. 1.4 1 6 10 7 5.7 0.7 1.0 NOx PM * PM : Particulate Matter Heart
- 10. CPF (Catalyzed Particulate Filter)
- 11. What is PM (Particulate Material or Matter) Specialty Definition: PARTICULATE MATTER Energy Unburned fuel particles that
- 12. Components of PM SOL (Solid fraction) : elemental carbon / ash SOF (soluble organic fraction) :
- 13. Kinds of catalystic converter depending on location MCC (Manifold Catalytic Converter) CCC (Close-Coupled Catalytic Converter) WCC
- 14. Washcoat Substrate Catalystic converter terms
- 15. Pd : Purify HC mainly. Thermal resistance is good. Using in CCC using as Pd only
- 16. Selective Catalyst Poisoning Catalyst Fouling Catalyst Sintering Washcoat Sintering Selective Catalyst Poisoning poisoning by Pb, Hg,
- 17. LNT (Lean NOx Trap) SCR (Selective Catalytic Reduction) DOC (Diesel Oxidation Catalyst) DPF (Diesel Particulate Filter)
- 18. PM reducing device
- 19. Efective to reduce CO/HC and SOF (SO2 is changed to sulfate)) ** SOF(Soluble Organic Fraction) PAH(polycyclic
- 20. ● Principle (1) Trapping the PM(Particulate Material) (2) Burnig the trapped PM at regular driving distance
- 21. CPF passive soot regeneration ** Passive : without any additive mechanism Active : with additive mechanism
- 22. CPF active soot regeneration Increasing temp. of exhaust gas through post injection and DOC ? burning
- 23. Filter Squre pillar Filter: Trapping & regeneration DOC: Improve condition of PM regeneration Temp sensor: checking
- 24. CRDi ECU DOC 머플러 Pressure /temp sensor Post injection Fuel pump High pressure pump CRDi ENG
- 25. 1. Accumulating ash Regeneration procedure
- 26. sensor ECU INJ pump 2. Increasing exhaust pressure & post injection Regeneration procedure
- 27. ` CO2+Heat CO2+Heat CO2+Heat CO2+Heat CO2+Heat 3. PM regeneration Exhaust temp is increased by post injection
- 28. 4. re-accumulating ash Ash is accumulated by unburned fuel/oil How fast ash is accumulated in the
- 29. KM & JM exhaust system overview Diff pressure sensor Temp sensor Air gap insulator pipe Main
- 30. Regeneration mode condition Drving distance: every 1,000km Engine RPM: 1,000RPM ~ 4,000RPM Engine load: around 0.7bar(
- 31. Low speed Mid/high speed Safety Diff pressure SOOT volume SIMULATION Driving distance Regeneration method
- 32. Judgement regeneration - 1 Using CPF diff pressure ? caculate volume of PM - Diff pressur:
- 33. Differential pressure model
- 34. Judge by driving distance - Every 1,000km , ECU decide regeneration Maybe regeneration is going because
- 35. Predict the volume of PM by using simulation Detect the volume of accumulated PM depending on
- 36. Simulation model
- 37. Burning PM by increasing temp up to 550℃~600℃ Regeneration Inter cooler ACV (Air control valve) EGR
- 38. CPF component Differential pressure sensor Diff sensor Diff pipe CPF output(V) 4.5 1 0 100 pressure(kPa)
- 39. CPF component Exhaust temp sensor Monitoring the regeneration temp.(Obtain ignition temperature in particulate filter) Temp sensor-1:
- 40. Adapted vehicle : D-RS, D-JM, D-KM, D-NF, D-MG, D-UN, D-CMAT, D-TGAT, D-FO, U-FCAT 2007 EUR DOM
- 41. CPF service regeneration by Hi-scan
- 42. EURO-IV Additional MENU for CPF T3/T5 temperature CPF service regeneration by Hi-scan
- 43. Component change routine (ECU change) Notice) If you change some parts related CPF you should do
- 44. IN THIS MODE, CAN RESET THE DISTANCE OF LAST CHANGED CPF AND OTHERS RELATED PARAMETERS. PRESS
- 45. Current data SCV & ACV actuator Outlet & inlet pressure sensor T3 & T5 temp sensor
- 46. Actuation test
- 47. Actuation test
- 48. Actuation test
- 49. Actuation test Inlet pressure valve test ACV actuator test Outlet pressure valve test SCV actuator test
- 50. Actuation test
- 51. Injection correction (IQA) Enter the 7-digit code
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